If you are allergic to Travoprost, prostaglandins, timolol, beta blockers or any of the other ingredients of this medicine.
If you have now or have had in the past respiratory problems such as asthma, severe chronic obstructive bronchitis (severe lung disease which may cause wheeziness, difficulty in breathing and/or long-standing cough), or other types of breathing problems.
If you have severe hay fever.
If you have a slow heartbeat, heart failure or a disorder of heart rhythm (irregular heartbeat).